How to fix the Oracle error ORA-15198: operation string is not yet available?

In this post, you’ll learn more about the Oracle ErrorORA-15198: operation string is not yet available with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-15198: operation string is not yet available

Reason for the Error ORA-15198: operation string is not yet available

An unimplemented operation was attempted.

How to fix the Error ORA-15198: operation string is not yet available ?

You can fix this error in Oracle by following the below steps

Consider upgrading to later releases as they become available.